Our History

History (About Us)

Door Sales & Installations (DSI), a division of Erickson Companies based in Arizona, is the proven single solution for all your door and trim needs. DSI provides products for projects of all sizes, from single homes to large developments. We lead the industry in efficiency and manufacturing productivity providing residential door and trim packages on over 7,000 homes annually, serving 24 builders in the Phoenix and Tucson area. Door Sales & Installations (DSI) is part of the Synergos Companies. Synergos Companies is a family of companies focused on working as an integrated team to reduce residential construction cycle times. The Synergos family of companies also includes Erickson Framing, Austin Electric Services, Austin HVAC, Austin Concrete, Brewer Plumbing, and Focus Companies.